The Diocesan Institute of Sacred Music in Opole (dir. Rev. Prof. UO Dr. Hab. Grzegorz Pozniak), in partnership with the Hochschule für Katholische Kirchenmusik und Musikpädagogik in Regensburg (Rector Prof. Stefan Baier), is carrying out a research project co-financed by the Foundation for Polish-German Cooperation, titled “Joseph Habel (1840-1920) – Organ Builder from Bliszczyce in Silesia.” As part of…